Because Emperor Constantine made it the official religion of the Roman Empire in the East. year 240 ad
Christianity is spread all over the world.
Today, Christianity is a worldwide religion with approximately 2.1 billion adherents.
It spread all over mainly because of mouth, preaching.
The English and Spanish took it to their colonies and it spread.
Christianity is practisted all over the world !!!!
Christians are all around the world. America was based on Christianity, and Christianity is being spread all around the world with missionaries in countries everywhere.
He lived over 2000 thousand years ago, came from a poor family, was a criminal in the eyes of society, and died to save the world. His name was Jesus.
Christianity began with the death and life of Jesus Christ. All his teachings and sayings were remembered and told by word of mouth.. Christianity spread because of his two main apostles, Peter and Saul, also known as Paul.. who preached all over their known world Constantine was responsible making it a chief religion of the romans.. And since Rome was the center of the world then... Christianity spread to all parts .. and all people ..
across europeAdditional Answer:In the 1st Century AD, Christianity began to spread throughout the Roman Empire - Middle East, Babylon to India, North Africa, Europe and the Isles. Eventually, it spread over the entire world.
Mostly European countries and countries with a history of colonization by Europeans. Christianity has spread all over the world, and includes people of most ethnic groups. That does not mean that most ethnic groups study Christianity.
All over the world; though even though there are some peoples that have not heard the gospel message, the commandment of Jesus is to "teach all nations" (Matthew 27.19,20)
All over the world.